/*
 * 人人信用管理有限公司版权所有.
 * 
 * @Description:
 * 
 * @author: liyuliang
 * 
 * @date: 20 Apr 2017 10:44:16 am
 * 
 * 注意：本内容仅限于人人信用管理有限公司内部传阅，禁止外泄以及用于其他的商业目的.
 */

package com.rrx360.common.util;

import java.beans.BeanInfo;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;

public class ObjectMapConverter {

  public static Object mapToObject(Map<String, Object> map, Class<?> beanClass) throws Exception {
    if (map == null) {
      return null;
    }
    Object obj = beanClass.newInstance();

    BeanInfo beanInfo = Introspector.getBeanInfo(obj.getClass());
    PropertyDescriptor[] propertyDescriptors = beanInfo.getPropertyDescriptors();
    for (PropertyDescriptor property : propertyDescriptors) {
      Method setter = property.getWriteMethod();
      if (setter != null) {
        setter.invoke(obj, map.get(property.getName()));
      }
    }

    return obj;
  }

  public static Map<String, Object> objectToMap(Object obj) throws Exception {
    if (obj == null) {
      return null;
    }
    Map<String, Object> map = new HashMap<String, Object>();

    BeanInfo beanInfo = Introspector.getBeanInfo(obj.getClass());
    PropertyDescriptor[] propertyDescriptors = beanInfo.getPropertyDescriptors();
    for (PropertyDescriptor property : propertyDescriptors) {
      String key = property.getName();
      if (key.compareToIgnoreCase("class") == 0) {
        continue;
      }
      Method getter = property.getReadMethod();
      Object value = getter != null ? getter.invoke(obj) : null;
      map.put(key, value);
    }

    return map;
  }

}
